| | Identification | Back Directory |  | [Name] 
 1,4-Butane-disulfonate
 |  | [CAS] 
 27665-39-0
 |  | [Synonyms] 
 1,4-Disulfobutane
 1,4-Butane-disulfote
 butane-1,4-disulfonate
 Butane-1,4-disulfonic acid
 1,4 Butane Disulfonic Acid 60%
 1,4-Butanedisulfonic acid - 60% aqueous solution
 |  | [EINECS(EC#)] 
 700-472-4
 |  | [Molecular Formula] 
 C4H10O6S2
 |  | [MDL Number] 
 MFCD09839759
 |  | [MOL File] 
 27665-39-0.mol
 |  | [Molecular Weight] 
 218.25
 | 
 | Chemical Properties | Back Directory |  | [Melting point ] 
 84 °C
 |  | [density ] 
 1.657±0.06 g/cm3(Predicted)
 |  | [storage temp. ] 
 Sealed in dry,Room Temperature
 |  | [solubility ] 
 Methanol (Slightly), Water (Slightly)
 |  | [form ] 
 Oil
 |  | [pka] 
 1.41±0.50(Predicted)
 |  | [color ] 
 Colourless
 |  | [InChI] 
 InChI=1S/C4H10O6S2/c5-11(6,7)3-1-2-4-12(8,9)10/h1-4H2,(H,5,6,7)(H,8,9,10)
 |  | [InChIKey] 
 VERAMNDAEAQRGS-UHFFFAOYSA-N
 |  | [SMILES] 
 C(S(O)(=O)=O)CCCS(O)(=O)=O
 | 
 | Hazard Information | Back Directory |  | [Chemical Properties] 
 White powder
 |  | [Uses] 
 1,4-Butanedisulfonic Acid (contains ~40% water) is a useful phosphorus-free cleaning agent.
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